Concept explainers
(a)
To find: the percent of the boycotted people
(a)
Answer to Problem 26PPS
So, 40% of the people boycotted.
Explanation of Solution
Given:
Calculation:
The table is:
Political Involvement | Number of People | Percent |
Signed a paper petition | 298 | |
Boycotted | 497 | |
Signed an E-mail Petition | 265 | |
Contacted an official | 182 |
40% of the people boycotted.
Conclusion:
Hence, 40% of the people boycotted.
(b)
To find: thenumber of peoplewho signed an e-mail petition
(b)
Answer to Problem 26PPS
So, 53 is number of 18-years old signed an email petition.
Explanation of Solution
Given:
20% of people were 18 years old who signed an e-mail petition.
Calculation:
The table is:
Political Involvement | Number of People | Percent |
Signed a paper petition | 298 | |
Boycotted | 497 | |
Signed an E-mail Petition | 265 | |
Contacted an official | 182 |
Let n is number of 18 years old signed an email petition.
So, 53 is number of 18-years old signed an email petition.
Conclusion:
Hence, 53 is number of 18-years old signed an email petition.
(c)
To find: the number of people who contacted officially.
(c)
Answer to Problem 26PPS
So, 300 people out of 2000 would contact an official.
Explanation of Solution
Calculation:
The table is:
Political Involvement | Number of People | Percent |
Signed a paper petition | 298 | |
Boycotted | 497 | |
Signed an E-mail Petition | 265 | |
Contacted an official | 182 |
Total no. of people = 2000
Contacted officially =
So, 300 people out of 2000 would contact an official.
Conclusion:
Hence, 300 people out of 2000 would contact an official.
Chapter 7 Solutions
Pre-Algebra Student Edition
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